diff options
Diffstat (limited to 'src/corelib/kernel/qmetatype.cpp')
| -rw-r--r-- | src/corelib/kernel/qmetatype.cpp | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/src/corelib/kernel/qmetatype.cpp b/src/corelib/kernel/qmetatype.cpp index 9494ff84f9..476234d7c5 100644 --- a/src/corelib/kernel/qmetatype.cpp +++ b/src/corelib/kernel/qmetatype.cpp @@ -1,6 +1,8 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2021 The Qt Company Ltd. +** Copyright (C) 2021 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com +** Copyright (C) 2021 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -179,6 +181,42 @@ Q_GLOBAL_STATIC(QMetaTypeCustomRegistry, customTypeRegistry) } // namespace +// used by QVariant::save(): returns the name used in the Q_DECLARE_METATYPE +// macro (one of them, indetermine which one) +const char *QtMetaTypePrivate::typedefNameForType(const QtPrivate::QMetaTypeInterface *type_d) +{ + const char *name = nullptr; + QMetaTypeCustomRegistry *r = customTypeRegistry; + if (!r) + return name; + + QByteArrayView officialName(type_d->name); + QReadLocker l(&r->lock); + auto it = r->aliases.constBegin(); + auto end = r->aliases.constEnd(); + for ( ; it != end; ++it) { + if (it.value() != type_d) + continue; + if (it.key() == officialName) + continue; // skip the official name + name = it.key().constData(); + break; + } + +#ifndef QT_NO_DEBUG + QByteArrayList otherNames; + for ( ; it != end; ++it) { + if (it.value() == type_d) + otherNames << it.key(); + } + if (!otherNames.isEmpty()) + qWarning("QMetaType: type %s has more than one typedef alias: %s, %s", + type_d->name, name, otherNames.join(", ").constData()); +#endif + + return name; +} + /*! \macro Q_DECLARE_OPAQUE_POINTER(PointerType) \relates QMetaType |